tencent cloud

TDMQ for MQTT

Release Notes and Announcements
Release Notes
Product Introduction
TDMQ Product Series Introduction and Selection
What Is TDMQ for MQTT
Scenarios
Technical Architecture
Product series
MQTT Protocol Compatibility Notes
Comparison with Apache
High Availability
Product Constraints and Usage Quota
Basic Concepts
Supported Regions
Billing
Billing Overview
Renewal Instructions
Viewing Consumption Details
Overdue Payment Instructions
Refund
Getting Started
Guide for Getting Started
Preparations
Public Network Access
VPC Network Access
User Guide
Usage Process Guide
Configuring Account Permission
Creating a Cluster
Managing Topic
Connecting to the Cluster
Querying Messages
Managing Client
Managing a Cluster
Viewing Monitoring Metrics and Configuring Alarm Policies
Data Integration
Integrating Data Into SCF
Integrating Data Into CKafka
Integrating Data into RocketMQ
Development Guide
MQTT 5 Advanced Features
Data Plane HTTP API Description
Quota and Flow Control Mechanism Description
Configuring a Custom Domain Name
Configuring SQL Filtering
Configuring Point-to-Point Subscription
MQTT over QUIC
Managing Client Subscription
Message Enhancement Rule
Use Cases
Must-Knows for MQTT Client Development
Observability
Topic and Wildcard Subscriptions
​​API Reference
History
Introduction
API Category
Making API Requests
Cluster APIs
Topic APIs
Authorization Policy APIs
User APIs
Client APIs
Message Enhancement Rule APIs
Message APIs
Data Types
Error Codes
SDK Reference
Access Point Format
Java SDK
C SDK
Javascript/Node.JS/Mini Program
Go SDK
iOS SDK
JavaScript SDK
Dart SDK
Python SDK
.NET
Security and Compliance
Permission Management
FAQs
Related Agreement
Privacy Policy
Data Privacy And Security Agreement
TDMQ for MQTT Service Level Agreement
Contact Us

Scenarios

PDF
Focus Mode
Font Size
Last updated: 2026-04-01 16:21:32

Internet of Vehicles

Vehicles collect various information through onboard sensors and controllers, such as the position of vehicles, speed, fuel levels, and engine status. This data needs to be transmitted to the automaker's servers through the MQTT protocol in real-time or periodically for operations like data analysis, fault prediction, and remote control. The automaker issues remote command controls via the MQTT protocol, such as navigation map updates, system vulnerability fixes, and remote fault diagnosis.

Industrial Internet of Things

In Industrial Internet of Things (IIoT) applications, various industrial devices need to report data in real time and receive remote commands for operations. The MQTT protocol can serve as the communication protocol between devices and the industrial cloud platform, enabling real-time data reporting and remote command delivery. It can maintain stable message transmission in weak network conditions and extreme environments, ensuring effective message delivery in industrial scenarios.

Device Data Processing Platform

Since the MQTT protocol is highly suitable for low-bandwidth and unstable network environments, it is ideal for large-scale data platforms such as smart cities and urban brains for IoT data collection. Various terminals, such as sensors, mobile medical devices, and IoT devices, can collect environmental and business data and transmit it to downstream systems for processing or storage.

Instant Messaging Communication

The publish/subscribe model adopted by the MQTT protocol is well-suited for instant messaging (IM) scenarios. Users can publish messages to specific topics, while others receive relevant messages by subscribing to topics of interest. This model is ideal for implementing one-on-one and group chats.

Smart Home

In smart home applications, various appliances and smart devices need to report data in real time, receive remote commands for operations, and collaborate with other devices. The MQTT protocol can serve as the communication protocol between smart home devices and cloud platforms, mobile apps, or other devices, enabling real-time data reporting, remote control, and device collaboration.


Help and Support

Was this page helpful?

Help us improve! Rate your documentation experience in 5 mins.

Feedback